WaterQ

City Water Quality Rankings

11,696 cities ranked by drinking water quality.

Popular city water quality comparisons

Trending Cities

#9385
High Springs
County, FL
63 C
#9386
Holt
County, FL
63 C
#9387
Hulbert
County, OK
63 C
#9388
Italy
County, TX
63 C
#9389
Jacksonville
County, NC
63 C
#9390
Johnston City
County, IL
63 C
#9391
Lake Alfred
County, FL
63 C
#9392
Land O' Lakes
County, FL
63 C
#9393
Leicester
County, MA
63 C
#9394
Liberty
County, MO
63 C
#9395
Lutcher
County, LA
63 C
#9396
Mabank
County, TX
63 C
#9397
Manchester
County, OH
63 C
#9398
Marana
County, AZ
63 C
#9399
Marmaduke
County, AR
63 C
#9400
Middleburg
County, FL
63 C
#9401
Minersville
County, PA
63 C
#9402
Monroe
County, LA
63 C
#9403
Montello
County, WI
63 C
#9404
Morton
County, MN
63 C
#9405
Oskaloosa
County, KS
63 C
#9406
Pacific
County, MO
63 C
#9407
Palm Springs
County, FL
63 C
#9408
Pine
County, AZ
63 C

Frequently Asked Questions

How are city water quality rankings calculated?

WaterQ city rankings are based on EPA SDWIS data across local public water systems, including contaminant detections, compliance violations, and recency-weighted score signals.

Can I compare two US cities directly?

Yes. Use the city comparison links on this page or open the Compare tool to evaluate two cities side by side on score, grade, and water system coverage.

How often does WaterQ refresh city data?

City-level metrics refresh when new EPA data is processed. Check city pages for latest score and violation context.

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